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Weather in Ireland in August (Locals Guide)

Weather in Ireland in August (Locals Guide)

The weather in Ireland in August tends to be good.

However, as we say in every single guide to the weather in Irelandalways plan for the unexpected.

Ireland in August is a hard to beat with average high temperatures of 18°C/64°F and average lows of 11°C/52°F.

Below, you’ll discover everything you know, from rainfall in August in Ireland to plenty more.

Some quick need-to-knows about the weather in Ireland in August

OK, let’s get you up-to-speed nice and quickly. The points below will give you a quick insight into the weather in Ireland in August:

1. The season

June, July and August are summer in Ireland. The kids are on their summer holidays and both tourist numbers and hotel and flight prices are at their highest.

2. The weather in general

Although August is one of the best months to visit Ireland, the weather can be unpredictable. In years past, we’ve seen heatwaves in August and stormy weather, too. More info below.

3. Average temperatures

The average temperature in Ireland in August sees average highs of 18°C/64°F and average lows of 11°C/52°F.

4. Plenty of daylight

Weather aside for a moment, one of the beauties of this month is the long days. At the start of the month the sun rises at 05:41 and it sets at 21:20. This makes planning your Ireland itinerary much easier.

5. Lots to do

We go into the various things to see and do in our guide to August in Ireland, but at a glance there are heaps of festivals in Ireland running in this month and there’s endless things to do in Ireland to choose from.

The average temperature in Ireland in August

The average temperature in Ireland in August is pretty good, as you can see from the graphic above, with avg. highs of 18°C/64°F and avg. lows of 11°C/52°F.

Now, this can vary quite a bit year to year, so I’ll pop in a chart comparing recent years from different weather stations.

Please note that all of the Ireland in August weather data is via Met Eireann – the Irish Meteorological Service.

A comparison of August weather in Ireland in recent years

County202220212020
Dublin15.5°C/59.9°F15.6°C/60.08°F15.6°C/60.08°F
Galway15.9°C/60.62°F14.7°C/58.46°F14.7°C/58.46°F
Cork17.1°C/62.78°F15.8°C/60.44°F15.8°C/60.44°F
Kerry16.2°C/61.16°F15.7°C/60.26°F15.7°C/60.26°F

The table above will give you a sense of the average temperature in Dublin, Galway, Cork and Kerry over the last number of years.

As you can see, the average temperature in Ireland in August is fairly steady across the different years and in the various counties.

Rain in Ireland in August (measured in mm)

County202220212020
Dublin34.665.387.1
Galway79.684.8109.8
Cork12.066.2159.8
Kerry68.689.1219.7

We get asked ‘Does in rain in Ireland in August?’ quite a bit. The answer is yes, yes it does (see our guide on what to wear in Ireland in August).

However, it rains considerably less during August than it does in the other months of the year.

Now, it’s also worth noting that certain parts of Ireland, usually the west coast, get more rainfall than the east coast. This can be seen in the figures in the table above.

Weather in Dublin in August

Weather in Dublin in August

Photos via Shutterstock

The weather in Dublin in August tends to be fairly similar to the weather in many other parts of the country (flick back up to the tables above to compare).

For example, last year, in 2022, the average temperature in Dublin in August was 15.5°C/59.9°F.

When we look at the rainy weather in Dublin in August last year, the capital recorded 34.6mm.

Learn more about visiting the capital during this month in our guide to Dublin in August.

FAQs about the weather in Ireland in August

We’ve had a lot of questions over the years asking about everything from ‘Does it snow in Ireland?’ (yes… really) to ‘Does it rain in Ireland in August?’.

In the section below, we’ve popped in the most FAQs that we’ve received. If you have a question that we haven’t tackled, ask away in the comments section below.

Is August a good month to go to Ireland?

August is a great month to go to Ireland thanks to its long days, mild weather and the many festivals and events that run during the month.

Is August hot in Ireland?

This will depend on where you are from. With average highs of 18°C/64°F and lows of 11°C/52°F, the temperature in Ireland can be regarded as hot.

What is the temperature in Ireland in August

The average temperature in Ireland in August brings average highs of 18°C/64°F and average lows of 11°C/52°F.

Is August the rainy season in Ireland?

No. August is summer in Ireland and, while the weather in Ireland is generally good, rain is common. However, it’s nowhere near as wet as the winter months.

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